List of Handler Universe Abbreviations Generator Indicates that the facility is a Large Quantity Generator (LQG), Small Quantity Generator (SQG), Conditionally Exempt Small Quantity Generator (CEG), or not a generator (N). Transporter Indicates that the facility Transports waste subject to RCRA regulations. ('Y' indicates that the facility is in this universe). Operating TSDF Indicates that the facility is a Treatment, Storage or Disposal facility subject to any type of enforcement. It then specifies the type of facility (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) IC / EC in Place Indicates that the facility has Institutional Controls / Engineering Controls in place. ('Y' indicates that the facility is in the respective EI Indicator (HE/GW) universe). Indicates that the facility has controls in place for Environmental Indicators. HE - Human Exposures ('+' indicates the exposure exists and is under control; '-' indicates the exposure exists and is not under control; 'N' indicates the exposure does not exist) GW - Groundwater Release ('+' indicates the exposure exists and is under control; '-' indicates Perm Prgrs the exposure exists and is not under control; 'N' indicates the exposure does not exist) Indicates that the facility is part of the Permitting/Closure/Post-Closure Progress universe. It then specifies the type of facility PermWrkld (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) Indicates that the facility is part of the Permit Workload universe. It then specifies the type of facility Clos Wrkld (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) Indicates that the facility is part of the Closure Workload universe. It then specifies the type of facility Pclos Wrkld (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) Indicates that the facility is part of the Post-Closure Workload universe. It then specifies the type of facility Renewals Wrkld (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) Indicates that the facility is part of the Permit Renewals Workload universe. It then specifies the type of facility GPRA Permit (L - Land Disposal; I - Incinerator; B - BIF; S - Storage; T - Treatment) Indicates that the facility is part of the GPRA Permit universe. ('+' indicates that the facility is on the GPRA Permit Baseline and meeting the goal; '-' indicates that the facility is on the GPRA Permit Baseline and not meeting the goal; 'N' indicates that the facility is not on the GPRA Renewals GPRA Permit Baseline) Indicates that the facility is part of the GPRA Renewals universe. ('+' indicates that the facility is on the GPRA Renewals Baseline and meeting the goal; '-' indicates that the facility is on the GPRA Renewals Baseline and not meeting the goal; 'N' indicates that the facility is Subj CA not on the GPRA Renewals Baseline) Subj CA TSD 3004 Indicates that the facility is part of the Subject to Corrective Action universe. ('Y' indicates that the facility is in this universe). Indicates that the facility is a Treatment, Storage or Disposal facility Potentially Subject to Corrective Action Under 3004(u)/(v). ('Y' Subj CA TSD Discr indicates that the facility is in this universe). Indicates that the facility is a Treatment, Storage or Disposal facility Subject to Corrective Action Under Discretionary Authorities. ('Y' Subj CA Non-TSD indicates that the facility is in this universe). Indicates that the facility is a Non-Treatment, Storage or Disposal facility where Corrective Action has been imposed. ('Y' indicates that CA Wrkld the facility is in this universe). GPRA CA 2020 Indicates that the facility is part of the Corrective Action Workload universe. ('Y' indicates that the facility is in this universe). Indicates that the facility is part of the GPRA Corrective Action universe ('Y' indicates that the facility is in this universe).

State JPF 03/10/2003 CA650 - STABILIZATION CONSTRUCTION COMPLETED 3 Notes: Final Construction Report for SWMU 150 was dated 8/9/02 and received 8/12/02. Supplmental Information was dated 1/14/03 and received 1/16/03.IEPA has made a No Further Action determination for SWMU 150 (Log Nos. B-75-CA-80 and B-75-CA-84).

CA070NO - DETERMINATION OF NEED FOR AN INVESTIGATION-INVESTIGATION IS NOT NECESSARY Notes: PA/VSI did not recommend any further investigation CA Authority -- missing -Event Code CA225YE - STABILIZATION MEASURES EVALUATION-FACILITY IS AMENABLE TO STABILIZATION

CA200 - INVESTIGATION COMPLETE 1 State TNH Notes: RFI Phase I report approved with conditions and modifications. CA725YE - HUMAN EXPOSURES CONTROLLED DETERMINATION-YES, APPLICABLE AS 1 State JAM OF THIS DATE CA750YE - RELEASE TO GW CONTROLLED DETERMINATION-YES, APPLICABLE AS OF 1 State RKB THIS DATE Notes: At this time migration of contaminated groundwater appears to be under control at The Ensign-Bickford Company. CA750YE - RELEASE TO GW CONTROLLED DETERMINATION-YES, APPLICABLE AS OF 2 State RKB THIS DATE Notes: At this time, migration of groundwater appears to be under control at the Ensign-Bickford Company. CA190 - INVESTIGATION REPORT RECEIVED 1 State TNH Notes: RFI Phase I Report was submitted for the entire facility. CA150 - INVESTIGATION WORKPLAN APPROVED 2 State TNH Notes: November 6, 2001 submittal was approved. This RFI Phase II Workplan approval supersedes september 13, 2001 approval letter. CA160 - INVESTIGATION SUPPLEMENTAL INFORMATION RECEIVED 1 State TNH Notes: Supplimental information was submitted for RFI Phase I work. Reviewed as RFI PH II Workplan modification. CA150 - INVESTIGATION WORKPLAN APPROVED 1 State TNH Notes: RFI Phase I Workplan is approved with conditions and modifications. CA110 - INVESTIGATION WORKPLAN RECEIVED 1 State TNH